rust/tests/ui/for-loop-while/foreach-nested.rs
2023-01-11 09:32:08 +00:00

17 lines
351 B
Rust

// run-pass
fn two<F>(mut it: F) where F: FnMut(isize) { it(0); it(1); }
pub fn main() {
let mut a: Vec<isize> = vec![-1, -1, -1, -1];
let mut p: isize = 0;
two(|i| {
two(|j| { a[p as usize] = 10 * i + j; p += 1; })
});
assert_eq!(a[0], 0);
assert_eq!(a[1], 1);
assert_eq!(a[2], 10);
assert_eq!(a[3], 11);
}